The playbook — nickel · October 8, 2026
Magna green-lights a Sudbury restart built on rock not yet proven
Levack's PEA shows strong numbers and a sub-year payback — but 37% of the feed is still too speculative to count as reserves.
Magna Mining has pushed the button. On October 8 the company released a preliminary economic assessment — an early-stage study that sketches the economics of a project before the detailed engineering is done — for its Levack Mine in the Sudbury Basin, and the board approved restarting production on the strength of it. Levack is a past-producing nickel-copper-PGE mine Magna already owns, sitting next to its operating McCreedy West mine. The headline resource is 5.75 million short tons at 3.42% copper-equivalent — a blended grade that rolls nickel, copper and platinum into one copper-measured number.
The appeal is in the plumbing. Because Levack already has its shafts, ramps and surface plant, the initial capital is low at C$70 million, and the study projects a payback of under a year. A 3.42% copper-equivalent grade is genuinely strong for a bulk underground operation. Jason Jessup, Magna’s CEO, is a Sudbury career operator from Inco and FNX who led the team that brought FNX’s Morrison Deposit into commercial production — the same deposit now folded into Magna’s wider mine plan. The study was prepared by independent consultants AGP Mining Consultants with help from Magna’s own projects team. For all that, the market has been cool: the stock returned -2% over three months while the base-metals peer index rose 8.2%, a roughly ten-point lag, after a mid-period rally to about 2.91 that faded back to where it started.
Now the honest part, and it is baked into Magna’s own text. Levack has no mineral reserves at all — the company states plainly there are “no supporting mineral reserves with demonstrated economic viability.” Of the 5.75 million tons, 2.1 million — about 37% — are Inferred resources the company itself calls “too speculative geologically” to be reserves. The economics lean on that rock converting to something firmer. Grade also drops through the mine life, from roughly 4.19–4.24% copper-equivalent in the first two years to about 3.06–3.29% from year five onward, so the strong early payback is front-loaded by higher-grade copper mined first. Old mined-out voids add uncertainty on dilution and ground stability, and some tax credits in the base case remain conditional. Watch for the Crean Hill pre-feasibility study, due in the first half of October, and the early-Q4 decision on extending underground development 300 metres to reach the R2 Footwall Zone. Everything runs in short tons, not metric — adjust before comparing to peers.